.message-box {
    width: 90%;
    background-color: #F3F3F3;
    margin: 0 auto;
    padding-top: 2.5rem;
}


.message-box img {
    width: 100%;
    display: block;
}

.message-box-item {
    overflow: hidden;
    height: 9rem;
    padding: 2rem 1rem;
    box-sizing: border-box;
    margin-bottom: 0.5rem;
    background-color: #fff;
    border-radius: 0.4rem;
}
.message-box-item .time-text{
    float: right;
    font-size: 0.9rem;
    color: #BFBFBF;
    margin-top: -0.5rem;
}
.nav-bg-box {
    background-color: #65c459;
    height: 1.5rem;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
}

.img-box {
    float: left;
    width: 5rem;
    margin-right: 1rem;
}

.content-title {
    font-size: 1.3rem;
    font-weight: 500;
    color: #333
}

.content-text {
    font-size: 1.1rem;
    color: #999;
    font-weight: 400;
    line-height: 1.3rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

html, body {
    background-color: #efeff4;
}